| USD ($) $ in Thousands | Jun 30, 2026 | Mar 31, 2026 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 | Sep 30, 2024 | Jun 30, 2024 | Mar 31, 2024 | Sep 30, 2023 | Jun 30, 2023 | Mar 31, 2023 | Sep 30, 2022 | Jun 30, 2022 | Mar 31, 2022 | Sep 30, 2021 | Jun 30, 2021 | Mar 31, 2021 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Revenue | $ 1,923,686 | $ 1,842,449 | $ 1,405,045 | $ 1,258,754 | $ 1,484,021 | $ 1,198,235 | $ 1,080,119 | $ 1,058,115 | $ 864,256 | $ 750,165 | $ 715,405 | $ 713,099 | |||||
Costs and expenses: | |||||||||||||||||
Cost of revenue | 225,801 | 203,632 | 174,855 | 155,076 | 271,232 | 269,659 | 282,547 | 294,148 | 265,049 | 258,575 | 261,960 | 300,988 | |||||
Sales and marketing | 63,394 | 60,751 | 48,575 | 46,917 | 182,956 | 205,753 | 202,107 | 226,687 | 212,352 | 192,427 | 202,976 | 196,785 | |||||
Research and development | 99,901 | 94,104 | 43,852 | 44,032 | 122,918 | 149,990 | 163,896 | 155,323 | 159,288 | 137,424 | 144,851 | 122,059 | |||||
General and administrative | 40,313 | 44,029 | 58,756 | 55,047 | 54,501 | 37,899 | 40,583 | 42,398 | 41,249 | 30,411 | 44,571 | 44,000 | |||||
Goodwill impairment | - | - | - | - | 188,943 | - | - | - | - | - | - | - | |||||
Lease modification and abandonment of leasehold improvements | - | - | - | - | - | - | - | - | - | - | - | - | |||||
Extinguishments of acquisition-related contingent consideration | - | - | - | - | - | - | - | - | - | - | - | - | |||||
Total costs and expenses | 429,409 | 402,516 | 326,038 | 301,072 | 820,550 | 663,301 | 689,133 | 718,556 | 677,938 | 618,837 | 654,358 | 663,832 | |||||
Income from operations | 1,494,277 | 1,439,933 | 1,079,007 | 957,682 | 663,471 | 534,934 | 390,986 | 339,559 | 186,318 | 131,328 | 61,047 | 49,267 | |||||
Other income (expense): | |||||||||||||||||
Interest expense | (51,156) | (51,159) | (51,429) | (51,409) | (52,888) | (75,213) | (74,666) | (74,182) | (78,583) | (50,987) | (74,511) | (48,627) | |||||
Other income (expense), net | 62,405 | 42,634 | (6,632) | (22,269) | 7,811 | 7,948 | 8,947 | 2,568 | 1,490 | 15,461 | 10,111 | 969 | |||||
Total other income (expense), net | 11,249 | (8,525) | (58,061) | (73,678) | (45,077) | (67,265) | (65,719) | (71,614) | (77,093) | (35,526) | (64,400) | (47,658) | |||||
Income before income taxes | 1,505,526 | 1,431,408 | 1,020,946 | 884,004 | 618,394 | 467,669 | 325,267 | 267,945 | 109,225 | 95,802 | (3,353) | 1,609 | |||||
Provision for income taxes | 238,988 | 225,795 | 185,401 | 112,148 | 41,975 | 33,249 | 15,298 | 31,762 | 586 | 15,445 | 1,165 | (22,053) | |||||
Net income from continuing operations | 1,266,538 | 1,205,613 | 835,545 | 771,856 | - | - | - | - | - | - | - | - | |||||
Income (loss) from discontinued operations, net of income taxes | 0 | 0 | 0 | 47,675 | - | - | - | - | - | - | - | - | |||||
Less: Net loss attributable to noncontrolling interest | - | - | - | - | - | - | - | - | 0 | 0 | 0 | (109) | |||||
Net income | 1,266,538 | 1,205,613 | 835,545 | 819,531 | - | - | - | - | 108,639 | 80,357 | (4,518) | 23,771 | |||||
Net income (loss) per share attributed to Class A and Class B common stockholders - Basic: | |||||||||||||||||
Continuing operations (in dollars per share) | $ 3.77 | $ 3.57 | $ 2.47 | $ 2.28 | - | - | - | - | - | - | - | - | |||||
Discontinued operations (in dollars per share) | 0 | 0 | 0 | 0.14 | - | - | - | - | - | - | - | - | |||||
Net income | - | - | - | - | 576,419 | 434,420 | 309,969 | 236,183 | 108,639 | 80,357 | (4,518) | 23,662 | |||||
Less: Net income attributable to participating securities | - | - | - | - | 144 | 110 | 79 | 1,451 | 804 | 318 | - | 122 | |||||
Net income attributable to common stock—Basic | - | - | - | - | 576,275 | 434,310 | 309,890 | 234,732 | 107,835 | 80,039 | - | 23,649 | |||||
Net income attributable to common stock—Diluted | - | - | - | - | $ 576,277 | $ 434,314 | $ 309,893 | $ 234,784 | $ 107,869 | $ 80,047 | - | $ 23,653 | |||||
Net income per share attributable to Class A and Class B common stockholders: | |||||||||||||||||
Basic net income per share (in dollars per share) | 3.77 | 3.57 | 2.47 | 2.42 | 1.7 | 1.29 | 0.92 | 0.7 | 0.32 | 0.22 | (0.01) | 0.06 | |||||
Net income (loss) per share attributed to Class A and Class B common stockholders - Diluted: | |||||||||||||||||
Continuing operations (in dollars per share) | 3.76 | 3.56 | 2.45 | 2.26 | - | - | - | - | - | - | - | - | |||||
Discontinued operations (in dollars per share) | 0 | 0 | 0 | 0.13 | - | - | - | - | - | - | - | - | |||||
Diluted net income per share (in dollars per share) | $ 3.76 | $ 3.56 | $ 2.45 | $ 2.39 | $ 1.67 | $ 1.25 | $ 0.89 | $ 0.67 | $ 0.3 | $ 0.22 | $ (0.01) | $ 0.06 | |||||
Weighted-average common shares used to compute net income (loss) per share attributable to Class A and Class B common stockholders: | |||||||||||||||||
Basic (in shares) | 335,800,000 | 337,399,000 | 338,531,000 | 338,617,184 | 339,837,238 | 336,931,269 | 335,681,788 | 335,794,739 | 341,435,759 | 356,957,059 | 373,160,029 | 369,389,170 | |||||
Diluted (in shares) | 337,031,000 | 338,729,000 | 340,974,000 | 342,194,433 | 344,877,542 | 348,225,463 | 347,964,201 | 348,596,295 | 356,906,222 | 366,340,275 | 373,160,029 | 378,462,207 |